R&D Semiconductor Device Engineer

Coherent Corp.; Sherman (TX); On-site; USD 130,000 - 190,000; Full time

Job summary

Coherent Corp. in Sherman, TX, is seeking an experienced device development engineer to manage new device projects from concept through transfer to production. You will design and simulate epitaxial structures, define unit processes, create test structures, and drive reliability and yield improvements.

Applicants should have an MS in EE with 5 years of relevant experience; PhD is preferred with 2 years. Deep knowledge of III-V devices, TCAD, and cross-functional teamwork is essential.

Qualifications

• MS in Electrical Engineering or related field; 5 years of relevant experience.
• PhD in Electrical Engineering or related field preferred with 2 years of experience.
• Deep knowledge of III-V semiconductor devices, TCAD, fab processes, testing, and modeling.

Responsibilities

• Manage new device development projects from concept to production transfer.
• Define and specify device technology requirements for product roadmap.
• Design and simulate epitaxial structures and test structures for characterization.
• Define unit process requirements and wafer fab process flows.
• Perform DC, small-signal RF, and optical testing and data analysis.
• Collaborate with quality to meet reliability requirements.
• Create documentation for technology transfer to manufacturing.

Skills

III-V electronics

RF R&D

Device design

Cross-functional collaboration

Problem solving

Education

MS in Electrical Engineering

PhD in Electrical Engineering (preferred)

Tools

DC testing equipment

RF testing equipment

Optical testing equipment

Job description

Job Description

• Manages new device development projects from development through transfer to production. Works with the product management group to define and specify device technology requirements to support company’s product development roadmap
• Designs and simulates epitaxial structures to meet device performance targets, works closely with the epi engineering group to develop, procure and test the epi designs
• Works closely with the process integration team to define new unit process requirements and targets, design/integrate wafer fab process flows
• Defines and creates test structures and layouts to fabricate and characterize new device technologies and demonstrate margin for volume manufacturing
• Performs DC, small signal RF and optical testing and characterization of devices, setup test plan, collects and analyzes data
• Works with the quality group to define and meet reliability requirements for new devices
• Works with product engineering groups to assess performance of device at product level and make improvements as needed
• Creates documentation required to transfer the design to manufacturing including all design verification data, corner studies and test plans
• Works with the device modeling group to create device models required for simulation and development of new products
• Participates in on-going continuous yield/performance improvement efforts

Primary Duties & Responsibilities

• Manages new device development projects from development through transfer to production. Works with the product management group to define and specify device technology requirements to support company’s product development roadmap
• Designs and simulates epitaxial structures to meet device performance targets, works closely with the epi engineering group to develop, procure and test the epi designs
• Works closely with the process integration team to define new unit process requirements and targets, design/integrate wafer fab process flows
• Defines and creates test structures and layouts to fabricate and characterize new device technologies and demonstrate margin for volume manufacturing
• Performs DC, small signal RF and optical testing and characterization of devices, setup test plan, collects and analyzes data
• Works with the quality group to define and meet reliability requirements for new devices
• Works with product engineering groups to assess performance of device at product level and make improvements as needed
• Creates documentation required to transfer the design to manufacturing including all design verification data, corner studies and test plans
• Works with the device modeling group to create device models required for simulation and development of new products
• Participates in on-going continuous yield/performance improvement efforts

Education & Experience

• Minimum M.S. in electrical engineering or related field with 5 years of relevant job experience
  • Ph.D. in Electrical engineering or related field is preferred with 2 years of relevant job experience
  • Deep knowledge and understanding of III-V semiconductor devices and materials: physics, TCAD simulation, fab process, testing, modeling
  • Experience with New Product Introduction (NPI) and/or Product Lifecycle Management processes
  • Experience of working within cross-functional teams successfully, interacting with a broad range of functions, skills, cultures, and personalities.

Skills

• Previous experience as an engineer in III-V electronics and RF R&D.
  • In-depth understanding of all aspects of III-V electronic device design.
  • Familiarity with DC, small signal RF and optical testing and characterization of devices
  • Strong problem solving, critical thinking, and risk management skills.
  • Strong communication, planning, and organizational skills.
  • Highly self-motivated with a strong multi‑disciplinary background is essential.

Working Conditions

• This position is on‑site full time.
  • Regular use of a computer and other office equipment is necessary
  • Interaction with team members and external contacts is a regular part of the job

Physical Requirements

• xxxx

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality And Environmental Responsibilities

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Culture Commitment

Integrity – Create an Environment of Trust

Collaboration – Innovate Through the Sharing of Ideas

Accountability – Own the Process and the Outcome

Respect – Recognize the Value in Everyone

Enthusiasm – Find a Sense of Purpose in Work

Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

If you need assistance or an accommodation due to a disability, you may contact us at [e-mail] .

Responsibilities

• Manage new device development projects, ensuring a smooth transition from concept to production, in collaboration with the product management team.
• Define and specify device technology requirements to align with Coherent Corp's product development goals and market demands.
• Design and simulate epitaxial structures, working closely with the epi engineering group to develop and test innovative designs.
• Work with the process integration team to define new unit process requirements, design efficient wafer fab process flows, and ensure seamless integration.
• Create test structures and layouts to fabricate and characterize new device technologies, demonstrating their potential for high-volume manufacturing.
• Perform comprehensive DC, small‑signal RF, and optical testing and characterization, analyzing data to optimize device performance.
• Establish design rules for process margin and high product yield, considering wafer fab design rules and device characteristics.
• Collaborate with the quality group to define and meet reliability standards, ensuring our devices meet the highest quality and longevity expectations.
• Assess device performance at the product level, working closely with product engineering teams to identify and implement improvements.
• Create comprehensive documentation for technology transfer to manufacturing, including development data, process control plans, and fingerprints.

Qualifications

• Minimum M.S. in Electrical Engineering or a related field, with 5 years of relevant experience in semiconductor device development.
• Ph.D. in Electrical Engineering or a related field is preferred, along with 2 years of industry experience.
• Deep expertise in III-V semiconductor devices and materials, including physics, TCAD simulation, fab processes, testing, and modeling.
• Proven track record in managing new device development projects, from concept to production, with a focus on III-V optoelectronics.
• Strong collaboration and communication skills to effectively engage with cross‑functional teams, ensuring smooth project execution.
• Hands‑on experience with DC, small‑signal RF, and optical testing equipment, and a deep understanding of characterization techniques.
• Ability to design and simulate epitaxial structures, considering performance targets and manufacturing constraints.
• Understanding of wafer fab design rules and their impact on device performance, with a focus on process integration.
• Familiarity with reliability requirements and quality assurance processes, ensuring our devices meet the highest industry standards.
• Experience in working with product engineering teams to assess and enhance device performance at the product level.

About Us

Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard‑work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!

Note to recruiters and employment agencies

We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.